well, right off the bat, I would say she was schizophrenic because she's actually talking to the voice in her head. After that, I would say she has no willpower if she can't even deny her voice a Dr. pepper. What happens when the voice tells her to kill an abortion doctor or a gay couple? I stopped reading after that because it's all bullshit.

"Miracles" are often a result of only seeing what you want. He likely plaid the lottery a million times, overall losing more than gaining, but his selective memory only recalls the winning ticket. He then reaches back and mentally tries to make a reason for it, and attributes it to, in this case, Jesus.
Memories are not all given equal weight. A government study shows that certain memories, like this person winning, will be given a higher weight than the loses that occurred before.
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1783624/

A really good friend of mine constantly tells me stories like this, and, while I obviously never believe them, I always try really hard to be polite and sincere to him, but, damn, I know that if I let my eyes roll, they'd roll so hard they would fall out of my head.